20176989998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1304603}}^1$

素因数の和:1304672

約数の個数: 32

約数和(自身を含む): 35693965440

約数和(自身を除く): 15516975442

約数列:

[1, 2, 11, 19, 22, 37, 38, 74, 209, 407, 418, 703, 814, 1406, 7733, 15466, 1304603, 2609206, 14350633, 24787457, 28701266, 48270311, 49574914, 96540622, 272662027, 530973421, 545324054, 917135909, 1061946842, 1834271818, 10088494999, 20176989998]

約数ペア:

[(1, 20176989998), (2, 10088494999), (11, 1834271818), (19, 1061946842), (22, 917135909), (37, 545324054), (38, 530973421), (74, 272662027), (209, 96540622), (407, 49574914), (418, 48270311), (703, 28701266), (814, 24787457), (1406, 14350633), (7733, 2609206), (15466, 1304603)]